I guess what you're asking is that the ntp.br time-servers be added to the list available in YaST at time of installation?

R.
D.
wrote: (6 years ago)

Looks like it "the National Observatory, the Brazilian institution legally responsible .. feed public NTP (Network Time Protocol) servers, accessible through Internet. The public servers are:" {a,b,c,gps}.ntp.br & {a,c,d}.stl.ntp.br which looks very reasonable list :)